Introduction to USB Foot Switch
A USB foot switch is a switch device that is connected to a computer or other device through a USB interface to achieve foot-controlled operation! feature Convenient operation: allows users to control the specific functions of the computer or equipment through foot movements when their hands are busy, such as in medical operations, doctors can […]
What is the key to applying vector control technology?
The key to applying vector control technology mainly includes accurate motor parameter measurement, appropriate coordinate transformation, accurate current control, high-performance speed detection, and advanced control algorithms. The following is a detailed introduction: Accurate motor parameter measurement The parameters of the motor, such as stator resistance, rotor resistance, stator inductance, rotor inductance, mutual inductance, and pole […]
Dynamic response of vector inverter
Vector inverter: dynamic response speed, can respond to load changes within a few milliseconds, quickly adjust the torque and speed of the motor, and adapt to sudden changes in load. Ordinary frequency converter: Dynamic response speed is slow, and when the load changes abruptly, it takes a certain amount of time to adjust the motor […]
What is the difference between a vector inverter and an ordinary inverter?
What is the difference between a vector inverter and an ordinary inverter? There are differences between vector inverters and ordinary inverters in terms of control methods, performance characteristics, application scenarios, and prices, as follows: control method Vector inverter: Using vector control technology, the stator current vector of the AC motor is decomposed into excitation current […]
Basic knowledge of frequency converter 2
Vector control: The stator current of the AC motor is decomposed into the excitation current and torque current, and controlled separately, which can realize independent control of the magnetic flux and torque of the motor, so that the motor has similar speed regulation performance to the DC motor, and is often used in applications with […]
Basic knowledge of frequency converter
A frequency converter is a device that uses power electronics technology to change the power supply frequency of an AC motor, thereby realizing motor speed regulation and control. Here are some basics of a frequency converter: basic structure Main circuit: includes rectifier, filter and inverter. The rectifier converts AC to DC; the filter is used […]
Vector inverter application field
Application field Industrial production: In machine tools, textile machinery, plastic machinery, paper machinery, and other equipment, accurate speed control and stable operation can be achieved, improving production efficiency and product quality. Lifting and transportation: Cranes, elevators, conveyors, and other equipment need to operate stably under different loads and speeds. The high performance of vector inverters […]
Introduction of vector inverter
Vector inverter is a high-performance motor control equipment, mainly used to control the speed of asynchronous motors. The following is its related introduction: Working principle The principle of the vector inverter is based on vector control technology, which converts the three-phase system into an M-T two-phase system through coordinate transformation, and decomposes the stator current […]
Classification of bypass soft starters
Classification by position of bypass contactor External bypass soft starter: The bypass contactor is independent of the soft starter and triggers the coil action of the external bypass contactor through the external bypass touchpoint of the soft starter to realize the switching of the main circuit. This type of soft starter was more common in […]
Why is the soft starter used in coal washing machines?
In the field of modern industry, coal washing machine as an important equipment in the coal processing industry, its operating efficiency and stability are directly related to the quality and production efficiency of coal products. So why is it that after the soft starter is used in the coal washing machine, the working environment of […]